Patents Examined by Susannah Chung
  • Patent number: 8080653
    Abstract: A method of making a phosphono-substituted dipyrromethane comprises reacting an aldehyde or acetal having at least one phosphono group substituted thereon with pyrrole to produce a phosphono-substituted dipyrromethane; and wherein the phosphono is selected from the group consisting of dialkyl phosphono, diaryl phosphono, and dialkylaryl phosphono. Additional methods, intermediates and products are also described.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: December 20, 2011
    Assignees: North Carolina State University, Zettacore, Inc.
    Inventors: Jonathan S. Lindsey, Robert S. Loewe, Kannan Muthukumaran, Arounaguiry Ambroise
  • Patent number: 8076349
    Abstract: Compounds according to formula (I): wherein A, R1 and R2 are as defined herein, and the pharmaceutically acceptable salts, hydrates and solvates thereof are useful for the modulation of CCR5 chemokine receptor activity.
    Type: Grant
    Filed: December 9, 2005
    Date of Patent: December 13, 2011
    Assignee: Virochem Pharma Inc.
    Inventors: Laval Chan Chun Kong, Christophe Moinet, Marc Courchesne, Louis Vaillancourt, Monica Bubenik
  • Patent number: 8076364
    Abstract: The present invention relates to a compound of the general formula (1): wherein, Y is a methylene group, and the like; A is an optionally substituted heterocyclic group, and the like; B is an optionally substituted phenyl group, and the like; R1 is an optionally substituted alkyl group, and the like; and R2 is an optionally substituted amino group, and the like; or a pharmaceutically acceptable derivative thereof, which has an inhibitory activity against cholesteryl ester transfer protein (CETP), thereby being useful for prophylaxis and/or treatment of arteriosclerotic diseases, hyperlipemia or dyslipidemia, and the like.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: December 13, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Yoshinori Nakamura, Norimitsu Hayashi, Takanori Higashijima, Hitoshi Kubota, Kozo Oka
  • Patent number: 8076492
    Abstract: A process for the preparation of trityl olmesartan comprising (a) condensing 4-(1-hydroxy-1-methylethyl)-2-propyl-imidazol-5-carboxylic acid alkyl ester with trityl biphenyl bromide in the presence of a polar aprotic solvent and a base selected from the group consisting of alkali metal carbonates, alkali metal hydroxides, alkali metal alkoxides, and tertiary amines to obtain a compound of formula V, b) deesterifying the compound of formula (V) with a base; and c) reacting the product of step (b) with 4-halomethyl-5-methyl-2-oxo-1,3-dioxolene of formula (IV), wherein X is halogen selected from F or Cl or Br or I, to obtain trityl olmesartan medoxomil of formula. The trityl olmesartan medoxomil may be deprotected to produce olmesartan medoxomil.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: December 13, 2011
    Assignee: Cipla Limited
    Inventors: Srinivas Laxminarayan Pathi, Ravikumar Puppala, Rajendra Narayanrao Kankan, Dharmaraj Ramachandra Rao
  • Patent number: 8071784
    Abstract: Embodiments of the present subject matter provide a compound and material that may be used as a lead-free primary explosive. An embodiment of the present subject matter provides the compound copper(I) nitrotetrazolate. Certain embodiments of the present subject matter provide methods for preparing lead-free primary explosives. The method includes: providing cuprous salt; providing water; providing 5-nitrotetrazolate salt; combining the cuprous salt, water and 5-nitrotetrazolate salt to form a mixture; and heating the mixture. The method may also include providing cuprous chloride and providing sodium 5-nitrotetrazolate. Certain embodiments of the present subject matter also provide methods for preparing copper(I) nitrotetrazolate. The method includes: providing cuprous salt; providing water; providing 5-nitrotetrazolate salt; combining the cuprous salt, water and 5-nitrotetrazolate salt to form a mixture; and heating the mixture.
    Type: Grant
    Filed: October 8, 2010
    Date of Patent: December 6, 2011
    Assignee: Pacific Scientific Energetic Materials Company
    Inventors: John W. Fronabarger, Michael D. Williams, William B Sanborn
  • Patent number: 8067418
    Abstract: There is provided compounds of formula I, wherein the dotted line, X1, X2, X3, A, Y1, Y2, Y3, Y4, Z1, Z2, R2 and R3 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful as selective agonists of the AT2 receptor, and thus, in particular, in the treatment of inter alia gastrointestinal conditions, such as dyspepsia, IBS and MOF, and cardiovascular disorders.
    Type: Grant
    Filed: April 12, 2006
    Date of Patent: November 29, 2011
    Assignee: Vicore Pharma AB
    Inventors: Mathias Alterman, Anders Hallberg, Xiongyu Wu
  • Patent number: 8063035
    Abstract: The present invention provides triazolyl aminopyrimidine compounds useful in the treatment of cancer.
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: November 22, 2011
    Assignee: Eli Lilly and Company
    Inventors: Joyce Z. Crich, James Robert Henry, Hong Hu, Delu Jiang, Hong-Yu Li, William Thomas McMillen, Jason Scott Sawyer, Melissa Kate Slater, Yan Wang
  • Patent number: 8063229
    Abstract: The present invention relates to triazole derivaties, a method for the preparation thereof, and a pharmaceutical composition containing the same as an active ingredient. The inventive triazole derivaties have an excellent antifungal activity against various pathogens.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: November 22, 2011
    Assignee: Daewoong Pharmaceutical Co., Ltd.
    Inventors: Joon Seok Park, Kyung A Yu, Yun Soo Yoon, Mi Ryeong Han
  • Patent number: 8063034
    Abstract: The present invention relates to Compounds represented by the formula (I) or salts thereof. In the formula (I), the ring A represents a benzene ring, a thiophene ring, or a pyridine ring; Ra represents a hydrogen atom, a halogen atom, an alkyl group, or an alkoxy group; the ring B represents a pyridine ring, a pyrimidine ring, or a quinoline ring; the ring C represents a benzene ring; a pyridine ring, a quinoline ring, or an isoquinoline ring; X and Y, the same or different, represent an oxygen atom or a sulfur atom, with the proviso that the case X is a sulfur atom and Y is an oxygen atom be excluded; R1 represents a hydrogen atom, a halogen atom, an amino group, a cycloalkylamino group, an alkylcarbonylamino group, an alkyloxycarbonylamino group, an alkylaminocarbonyl group, or a non-aromatic heterocyclic group; and R2 and R2?, the same or different, represent a hydrogen atom, a halogen atom, an alkyl group, a halogeno-alkyl group, or a halogeno-alkoxy group.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: November 22, 2011
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Takahiro Honda, Koushi Fujisawa, Hiroyuki Aono, Masakazu Ban
  • Patent number: 8063228
    Abstract: Methods of preparing heterocyclic triazolium-based nitrate salts by a streamlined process are provided. Such salts offer energetic performance as well as pharmaceutical potential.
    Type: Grant
    Filed: October 12, 2010
    Date of Patent: November 22, 2011
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Stefan Schneider, Tommy W. Hawkins
  • Patent number: 8063084
    Abstract: The present invention provides heterocyclic derivatives that modulate the activity of stearoyl-CoA desaturase. Methods of using such derivatives to modulate the activity of stearoyl-CoA desaturase and pharmaceutical compositions comprising such derivatives are also encompassed.
    Type: Grant
    Filed: August 13, 2007
    Date of Patent: November 22, 2011
    Assignees: Novartis AG, Xenon Pharmaceuticals Inc.
    Inventors: Natalie Dales, Julia Fonarev, Jianmin Fu, Rajender Kamboj, Vishnumurthy Kodumuru, Shifeng Liu, Natalia Pokrovskaia, Vandna Raina, Shaoyi Sun, Zaihui Zhang
  • Patent number: 8058309
    Abstract: The present invention provides new tyrphostin derivatives acting as substrate competitive protein tyrosine kinase (PTK) inhibitors and receptor tyrosine kinase (RTK) inhibitors, methods of their preparation, pharmaceutical compositions including such compounds, and methods of using these compounds and compositions, especially as chemotherapeutic agents for preventions and treatments of PTK and RTK related disorders such as metabolic, fibrotic, and cell proliferative disorders, in particular psoriasis and cancer.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: November 15, 2011
    Assignee: Novotyr Therapeutics Ltd.
    Inventors: Hadas Reuveni, Alexander Levitzki, Lilach Steiner, Revital Sasson, Iris Ben-David, Avi Weissberg
  • Patent number: 8058302
    Abstract: The present invention discloses two new related substances (6) and (7) of Anastrozole synthesis from Q.A. Salt (5) as in Scheme—1 and purification procedures to get Anastrozole (1) free from (6) and (7).
    Type: Grant
    Filed: September 4, 2006
    Date of Patent: November 15, 2011
    Assignee: Cadila Healthcare Limited
    Inventors: Kirtipalsinh Sajjansinh Solanki, Manoj Kumar Singh, Jay Shantilal Kothari, Virendra Kumar Agarwal
  • Patent number: 8053454
    Abstract: Compounds of formula (I), useful for inhibiting PIM-I and/or PIM-3: and pharmaceutically acceptable salts thereof, wherein Y, Z, R1, R3, Q, X and R4 are as defined above. Pharmaceutical compositions and methods of treating diseases and conditions, such as cancer, are also disclosed.
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: November 8, 2011
    Assignee: Exelixis, Inc.
    Inventors: Patrick Kearney, S. David Brown, Elena S. Koltun
  • Patent number: 8053582
    Abstract: A cross-linked polyisocyanate polymer and a process for preparation of a polymer having the general structure (I) including reacting an effective amount of tetrazole polyol with isocyanate resin, combining at a temperature in the range of about 50° C. to about 100° C. for a time period in the range of about 1 to about 24 hours and cooling to room temperature producing a cross-linked polyisocyanate polymer.
    Type: Grant
    Filed: September 26, 2008
    Date of Patent: November 8, 2011
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: David J. Irvin, Mark H. Mason
  • Patent number: 8048913
    Abstract: A composition for use in making commercial food and skin products comprising S-equol or mixtures, including both a non-racemic mixture and a racemic mixture, of S-equol and R-equol. The composition can be used to make articles of commerce such as food supplements, pharmaceuticals, and medicaments. The compositions are useful in a method of delivering S-equol to a mammal to prevent or treat a disease or associated condition, including hormone-dependent diseases or conditions such as cardiovascular disease, lipid disorder, osteopenia, osteoporosis, liver disease, and acute ovarian estrogen deficiency. The S-equol enantiomer can be produced in a biological synthesis from the metabolism of an isoflavone by an organism.
    Type: Grant
    Filed: September 14, 2009
    Date of Patent: November 1, 2011
    Assignees: Australian Health & Nutrition Assoc. Ltd., Children's Hospital Medical Center
    Inventors: Kenneth David Reginald Setchell, Sidney John Cole
  • Patent number: 8039497
    Abstract: The invention relates to the use of compounds having pharmacological activity towards the sigma receptor, and more particularly to 1,2,4-triazole derivatives of formula (I) to processes of preparation of such compounds and to pharmaceutical compositions comprising them.
    Type: Grant
    Filed: November 7, 2007
    Date of Patent: October 18, 2011
    Assignee: Laboratorios Del Dr. Esteve, S.A.
    Inventors: Nadine Jagerovic, Jose Maria Cumella-Montanchez, Maria Pilar Goya-Laza, Alberto Dordal Zueras, Maria Rosa Cuberes-Altisent
  • Patent number: 8030303
    Abstract: (2S)-[4-(Carboxymethyl)thiazol-2-ylthio]-N-{[4-(3,4-dichlorobenzyl)morpholin-2-yl]methyl}acetamide hydrobromide and a crystal thereof, which resist easy weight change caused by vapor sorption as compared to a free form, and are superior as drug substances of pharmaceutical products, and a production intermediate therefor are provided.
    Type: Grant
    Filed: July 11, 2007
    Date of Patent: October 4, 2011
    Assignee: Mitsubishi Tanabe Pharma Corporation
    Inventors: Katsuhiko Masuda, Shuzo Takeda, Yoshihito Tanaka
  • Patent number: 8026372
    Abstract: A process for the preparation of ?-alkoxycarbonylamino-?-aminoacids and ?,? orthogonally diprotected diaminoacids from ?,?-diaminoacids using 1-alkoxycarbonylbenzotriazoles as protecting agents is disclosed. In an alternative embodiment, carbamoylating agents in the presence of benzotriazoles are used instead of 1-alkoxycarbonylbenzotriazoles. This reaction is preferably applied to the preparation of ?-alkoxycarbonyllysines from lysine. A process for the preparation of t-butoxycarbonylbenzotriazoles and novel complexes of ?-alkoxycarbonylamino-?-aminoacids with benzotriazoles are also disclosed.
    Type: Grant
    Filed: August 4, 2006
    Date of Patent: September 27, 2011
    Assignee: F.I.S. Fabbrica Italiana Sintetici S.p.A.
    Inventors: Siro Serafini, Riccardo Motterle, Elena Brasola
  • Patent number: RE43038
    Abstract: A compound represented by the general formula (I): (I) wherein R represents linear, branched, or cyclic alkyl or aryl; a process for producing the compound; and an antitumor agent containing the compound as an active ingredient.
    Type: Grant
    Filed: June 6, 2003
    Date of Patent: December 20, 2011
    Assignee: Riken
    Inventors: Hiroyuki Osada, Hideaki Kakeya, Yujiro Hayashi